17 curated coding interview questions directly asked in Wipro technical rounds, sorted by frequency with recency and difficulty diagnostics.
| ID | Problem | Difficulty | Topic | Pattern | Acceptance | Frequency | Recency |
|---|---|---|---|---|---|---|---|
| 49 | Group Anagrams | Medium | Strings | Hashing / Sliding Window | 72.6% | 100.0% | 3m |
| 1 | Two Sum | Easy | Arrays | Sorting / Prefix / Scan; Two Pointers | 57.5% | 100.0% | all |
| 3001 | Minimum Moves to Capture The Queen | Medium | Arrays | Sorting / Prefix / Scan | 22.5% | 100.0% | all |
| 14 | Longest Common Prefix | Easy | Core DSA | Implementation / Reasoning | 47.6% | 87.5% | all |
| 3 | Longest Substring Without Repeating Characters | Medium | Strings; Trees | Hashing / Sliding Window; DFS / BFS; Sliding Window | 39.1% | 75.0% | all |
| 20 | Valid Parentheses | Easy | Strings | Hashing / Sliding Window | 44.2% | 75.0% | all |
| 7 | Reverse Integer | Medium | Core DSA | Implementation / Reasoning | 31.9% | 75.0% | all |
| 242 | Valid Anagram | Easy | Strings | Hashing / Sliding Window | 68.1% | 75.0% | all |
| 9 | Palindrome Number | Easy | Strings | Hashing / Sliding Window | 60.6% | 62.5% | all |
| 189 | Rotate Array | Medium | Arrays | Sorting / Prefix / Scan | 44.9% | 62.5% | all |
| 451 | Sort Characters By Frequency | Medium | Arrays; Strings | Sorting / Prefix / Scan; Hashing / Sliding Window | 75.3% | 62.5% | all |
| 2667 | Create Hello World Function | Easy | Core DSA | Implementation / Reasoning | 81.9% | 62.5% | all |
| 56 | Merge Intervals | Medium | Arrays | Sorting / Prefix / Scan | 51.8% | 62.5% | all |
| 67 | Add Binary | Easy | Core DSA | Implementation / Reasoning | 58.1% | 62.5% | all |
| 766 | Toeplitz Matrix | Easy | Arrays | Sorting / Prefix / Scan | 69.7% | 62.5% | all |
| 118 | Pascal's Triangle | Easy | Core DSA | Implementation / Reasoning | 78.9% | 62.5% | all |
| 88 | Merge Sorted Array | Easy | Arrays | Sorting / Prefix / Scan | 54.9% | 62.5% | all |